#21998B#21998B

#21998B is a mid, moderate teal. Relative luminance 0.250; OKLCH L 61.7% C 0.102 H 183.0°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#21998B
RGB	rgb(33, 153, 139)
HSL	hsl(173, 65%, 36%)
HSV	hsv(173, 78%, 60%)
CMYK	cmyk(78.4%, 0%, 9.2%, 40%)
CIE-LAB	lab(57.04, -34.93, -1.79)
CIE-LCH	lch(57.04, 34.98, 182.93°)
OKLab	oklab(61.7% -0.1022 -0.0054)
OKLCH	oklch(61.7% 0.102 183)
XYZ	xyz(16.6763, 24.9678, 28.3614)
Luminance	0.2497 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21998B #99212F

analogous

#21994F #21998B #216B99

triadic

#21998B #8B2199 #998B21

tetradic

#21998B #4F2199 #99212F #6B9921

square

#21998B #4F2199 #99212F #6B9921

split-complementary

#21998B #99216B #994F21

monochromatic

#0B3430 #16675D #21998B #2CCBB9 #59DBCC

Accessibility & contrast

On white

3.50

#21998B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.99

#21998B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21998B

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21998B	#FFFFFF	#000000	##000000
##21998B	1.00	3.50	5.99	5.99
#FFFFFF	3.50	1.00	21.00	21.00
#000000	5.99	21.00	1.00	1.00
##000000	5.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91908B

Deuteranopia (green-blind)

#81848C

Tritanopia (blue-blind)

#009C95

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #21998b;
/* rgb */ color: rgb(33, 153, 139);
/* oklch */ color: oklch(61.7% 0.102 183.0);

Tailwind

colors: {
  custom: {
    50: '#72b7ac',
    500: '#21998b',
    950: '#000000',
  },
}

SCSS

$custom: #21998b;
$custom-light: #72b7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21998b",
  "rgb": {
    "r": 33,
    "g": 153,
    "b": 139
  },
  "hsl": {
    "h": 173,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61696,
    "c": 0.10234,
    "h": 183
  },
  "luminance": 0.2497
}

Semantic roles & 50–950 ramp

primary

#21998B

secondary

#BF5663

accent

#4054E8

background

#F7FBFA

surface

#EDF6F4

border

#C8D0CE

text

#091110

muted

#7B807F

Preview Lab

Preview with #21998B

Body copy rendered with the generated semantic roles for this colour.

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